Harvest Crops 170218 XysqBrRd

-- Harvest Rows of Cane
-- 170218 Upgraded to three sets

RowLength=10
NumSetsCrop=3

function GetIntoPos()
  turtle.up()
  turtle.up()
end -- function GetIntoPos()

function HarvestRow()
  for x=1,10,1 do
    turtle.dig()
    turtle.forward()
  end -- RowLength loop
end -- function HarvestRow

function TurnBackLeft()
  turtle.turnLeft()
  turtle.forward()
  turtle.forward()
  turtle.dig()
  turtle.forward()
  turtle.turnLeft()
end -- function TurnBackLeft

function TurnBackRight()
  turtle.turnRight()
  turtle.forward()
  turtle.forward()
--  turtle.dig()
  turtle.turnRight()
end -- function TurnBackRigth

----------------------------------
-- Return to home position and lower after pass over all crops
function ReturnHome()
  turtle.turnLeft()
  turtle.forward()
    if NumSetsCrop>1 then
      for x=1,NumSetsCrop-1,1 do
        turtle.forward()
        turtle.forward()
        turtle.forward()
	  end -- of Number of Sets of Crops
  end -- if more than one row of crops

  turtle.turnLeft()
  turtle.down()
end -- function ReturnHome

-------------------------------
-- Unload turtle into storage
function UnLoad()
  turtle.turnLeft()
    for x=1,16,1 do
      turtle.drop(x)
    end
  turtle.turnRight()
end -- function UnLoad

function HarvestLap()
  HarvestRow()
  TurnBackLeft()
  HarvestRow()

  TurnBackRight()

  HarvestRow()
  TurnBackLeft()
  HarvestRow()

  TurnBackRight()

  HarvestRow()
  TurnBackLeft()
  HarvestRow()
end -- of function HarvestLap

function HarvestCrop()
  print("Running Harvest Routine")
  print("Fuel Level: ", turtle.getFuelLevel())

  GetIntoPos()
  HarvestLap()

  ReturnHome()

  HarvestLap()

  ReturnHome()
  UnLoad()
end -- HarvestCrop

-- Main Routine
print("Name: ", os.getComputerLabel() )

while (turtle.getFuelLevel()>100) do
  HarvestCrop()
  print("Waiting for Growth")
  print("FuelLevel: ", turtle.getFuelLevel())
  sleep(300)
end

if turtle.getFuelLevel()<100 then
   print("Out of Fuel: ", turtle.getFuelLevel())
end